A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5990-01-187-5420
NSN 5998-00-111-1122
NSN 5975-01-566-0226
NSN 6645-00-802-7991
NSN 4140-00-083-1121
NSN 5965-01-119-1898
NSN 5999-01-556-6859
NSN 5950-00-455-2441
NSN 6135-00-539-8088
NSN 6620-01-193-8963
NSN 5975-01-488-8247
NSN 4140-00-132-5191